doctoroff.net - robtex.com
doctoroff.net
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1776991176 | ||||||
Same first word
doctoroff.ru |
doctoroff.info |
doctoroff.net |
DNS History
24 records (9 active, 15 former)
○NSdns10.parkpage.foundationapi.com2016-03-09 → 2016-03-09 · 4 obs
● 2016-03-09 04:09:20
○ 2017-04-01 01:11:14
○ 2026-04-24 00:54:34
○NSdns11.parkpage.foundationapi.com2016-03-09 → 2016-03-09 · 4 obs
● 2016-03-09 04:09:20
○ 2017-04-01 01:11:14
○ 2026-04-24 00:54:34
○NSdns9.parkpage.foundationapi.com2016-03-09 → 2016-03-09 · 4 obs
● 2016-03-09 04:09:20
○ 2017-04-01 01:11:14
○ 2026-04-24 00:54:34
●NSns-cloud-e1.googledomains.com2026-04-24 → 2026-04-24 · 2 obs
● 2026-04-24 00:54:34
●NSns-cloud-e2.googledomains.com2026-04-24 → 2026-04-24 · 2 obs
● 2026-04-24 00:54:34
●NSns-cloud-e3.googledomains.com2026-04-24 → 2026-04-24 · 2 obs
● 2026-04-24 00:54:34
●NSns-cloud-e4.googledomains.com2026-04-24 → 2026-04-24 · 2 obs
● 2026-04-24 00:54:34
○NSns1.hostbizua.com2007-10-14 → 2007-10-14 · 3 obs
○ 2015-08-29 16:49:18
○ 2026-04-24 00:54:34
○NSns2.hostbizua.com2007-10-14 → 2007-10-14 · 3 obs
○ 2015-08-29 16:49:18
○ 2026-04-24 00:54:34
○NSns79.hostia.name2017-04-01 → 2017-04-01 · 4 obs
● 2017-04-01 01:11:14
○ 2020-02-18 01:06:40
○ 2026-04-24 00:54:34
○NSns80.hostia.name2017-04-01 → 2017-04-01 · 4 obs
● 2017-04-01 01:11:14
○ 2020-02-18 01:06:40
○ 2026-04-24 00:54:34
○NSparked1.uadns.com2015-08-29 → 2015-12-08 · 5 obs
● 2015-08-29 16:49:18
● 2015-12-08 21:59:16
○ 2016-03-09 04:09:20
○ 2026-04-24 00:54:34
○NSparked2.uadns.com2015-08-29 → 2015-12-08 · 5 obs
● 2015-08-29 16:49:18
● 2015-12-08 21:59:16
○ 2016-03-09 04:09:20
○ 2026-04-24 00:54:34
●MXalt1.aspmx.l.google.com2026-04-24 → 2026-04-24 · 2 obs
● 2026-04-24 00:54:34
●MXalt2.aspmx.l.google.com2026-04-24 → 2026-04-24 · 2 obs
● 2026-04-24 00:54:34
●MXalt3.aspmx.l.google.com2026-04-24 → 2026-04-24 · 2 obs
● 2026-04-24 00:54:34
●MXalt4.aspmx.l.google.com2026-04-24 → 2026-04-24 · 2 obs
● 2026-04-24 00:54:34
●MXaspmx.l.google.com2026-04-24 → 2026-04-24 · 2 obs
● 2026-04-24 00:54:34
○MXdoctoroff.net2007-10-14 → 2007-10-14 · 3 obs
○ 2015-08-29 16:49:18
○ 2026-04-24 00:54:34
○MXmail.doctoroff.net2017-04-01 → 2017-04-01 · 4 obs
● 2017-04-01 01:11:14
○ 2020-02-18 01:06:40
○ 2026-04-24 00:54:34
○A185.13.250.1222015-08-29 → 2015-12-08 · 5 obs
● 2015-08-29 16:49:18
● 2015-12-08 21:59:16
○ 2016-03-09 04:09:20
○ 2026-04-24 00:54:34
○A195.138.198.1412007-10-14 → 2007-10-14 · 3 obs
○ 2015-08-29 16:49:18
○ 2026-04-24 00:54:34
○A209.99.40.2232016-03-09 → 2016-03-09 · 4 obs
● 2016-03-09 04:09:20
○ 2017-04-01 01:11:14
○ 2026-04-24 00:54:34
○A5.9.113.2342017-04-01 → 2017-04-01 · 4 obs
● 2017-04-01 01:11:14
○ 2020-02-18 01:06:40
○ 2026-04-24 00:54:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| doctoroff.net | ns-cloud-e4.googledomains.com, ns-cloud-e1.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com | - |
✅ Authoritative Response
Server:216.239.36.110
NS records: ns-cloud-e4.googledomains.com, ns-cloud-e1.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 512ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | ns-cloud-e4.googledomains.com, ns-cloud-e3.googledomains.com... |
| MX | 5 | alt3.aspmx.l.google.com (pri: 10), alt2.aspmx.l.google.com (pri: 5)... |
| TXT | 1 | v=spf1 include:_spf.google.com ~all |
| SOA | 1 | ns-cloud-e1.googledomains.com cloud-dns- |
Analysis
Name Servers
doctoroff.net is delegated to four name servers: ns-cloud-e1.googledomains.com, ns-cloud-e2.googledomains.com, ns-cloud-e3.googledomains.com and ns-cloud-e4.googledomains.com.
doctoroff.net at least partially shares name servers with other domains such as cybergaia.net, pdfannotator.co.uk, cephe.net, ezprepa.com and agees.org.
Host names with two IP numbers:
ns-cloud-e1.googledomains.com points to 2001:4860:4802:32::6e and 216.239.32.110
ns-cloud-e2.googledomains.com points to 2001:4860:4802:34::6e and 216.239.34.110
ns-cloud-e3.googledomains.com points to 2001:4860:4802:36::6e and 216.239.36.110
ns-cloud-e4.googledomains.com points to 2001:4860:4802:38::6e and 216.239.38.110
Mail Servers
doctoroff.net is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
doctoroff.net shares mail servers with other domains at least in part, for instance shivainternational.com, meijicorp.com, vetchef.com, antecanis.com and anniciadurka.com.
these mail servers are often used together with aspmx2.googlemail.com, aspmx3.googlemail.com and aspmx4.googlemail.com.
Two IPs per host name:
aspmx.l.google.com points to: 2607:f8b0:4023:c0d::1b and 142.250.101.26
alt1.aspmx.l.google.com points to: 2800:3f0:4003:c0f::1a and 108.177.123.26
alt2.aspmx.l.google.com points to: 2607:f8b0:4023:3003::1b and 172.253.145.27
alt3.aspmx.l.google.com points to: 2a00:1450:4009:c0f::1b and 192.178.223.26
alt4.aspmx.l.google.com points to: 2a00:1450:400c:c00::1b and 173.194.76.26
Pattern: left IDs ascend by 9 (12, 21, 30, 39, 48); each pair of targets ascend by 9 (15/18, 24/27, 33/36, 42/45, 51/54)